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<?php $data = array( 'ua' => array( 'family', 'major' ), 'os' => array( 'family', 'major' ) ); $result = new StdClass(); $result->ua->family = "Safari"; $result->ua->major = "6"; $result->ua->minor = "0"; $result->ua->patch = "2"; $result->os->family = "Mac OS X"; $result->os->major = "10"; $result->os->minor = "7"; $result->os->patch = "5"; $result->os->patchMinor = "[null]"; array_intersect_key( (array) $result, $data );

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